208085170180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{1205173}}^1$

素因数の和:1205368

約数の個数: 48

約数和(自身を含む): 446444656560

約数和(自身を除く): 238359486380

約数列:

[1, 2, 4, 5, 10, 20, 89, 97, 178, 194, 356, 388, 445, 485, 890, 970, 1780, 1940, 8633, 17266, 34532, 43165, 86330, 172660, 1205173, 2410346, 4820692, 6025865, 12051730, 24103460, 107260397, 116901781, 214520794, 233803562, 429041588, 467607124, 536301985, 584508905, 1072603970, 1169017810, 2145207940, 2338035620, 10404258509, 20808517018, 41617034036, 52021292545, 104042585090, 208085170180]

約数ペア:

[(1, 208085170180), (2, 104042585090), (4, 52021292545), (5, 41617034036), (10, 20808517018), (20, 10404258509), (89, 2338035620), (97, 2145207940), (178, 1169017810), (194, 1072603970), (356, 584508905), (388, 536301985), (445, 467607124), (485, 429041588), (890, 233803562), (970, 214520794), (1780, 116901781), (1940, 107260397), (8633, 24103460), (17266, 12051730), (34532, 6025865), (43165, 4820692), (86330, 2410346), (172660, 1205173)]